<template>
  <!-- 电视剧剧集 -->
  <div class="tabBox">
    <div class="tabs">
      <div class="tabPane" v-for="(item, idx) in tabs" :key="'a' + idx">
        <div class="tabsName" :class="{ active: currentPage == idx + 1 }" @click="hanldClick(idx + 1)">{{ item.currName }}</div>
      </div>
    </div>
    <div class="tabsData">
      <template v-for="(ele, index) in dataList">
        <div class="dataItem" :key="'b' + index">
          <div v-if="index <= 10">{{ ele }}</div>
          <div v-if="index > 10">{{ ele }}</div>
        </div>
      </template>
    </div>
  </div>
</template>

<script>
export default {
  components: {},
  props: {
    total: {
      type: String | Number,
      default: ''
    }
  },
  data() {
    return {
      pageSize: 20,
      currentPage: 1,
      dataList: [],
    }
  },
  computed: {
    list() {
      let arr = []
      for (let i = 0; i < this.total; i++) {
        arr.push(i + 1)
      }
      return arr
    },
    totalPage() {
      return Math.ceil(this.total / this.pageSize)
    },
    tabs() {
      let data = [], arr = []
      for (let i = 0; i < this.totalPage; i++) {
        data = this.list.slice(((i + 1) - 1) * this.pageSize, (i + 1) * this.pageSize)
        arr.push({
          currName: data[0] + ' - ' + data[data.length - 1],
          data: data
        })
      }
      return arr
    }
  },
  watch: {},
  created() { },
  mounted() {
    this.getData();
    console.log(this.tabs);
    console.log(this.dataList);
  },
  methods: {
    // 获取tabs数据
    getData() {
      this.dataList = this.list.slice((this.currentPage - 1) * this.pageSize, this.currentPage * this.pageSize)
    },
    // 切换tabs 获取数据
    hanldClick(val) {
      this.currentPage = val;
      this.getData();
    }
  },
  filters: {},
}
</script>

<style lang="scss" scoped>
.tabs {
  display: flex;
  flex-direction: row;
  align-items: center;

  .tabPane {
    margin-left: 40px;
    font-size: 28px;
    width: 130px;
    height: 40px;
    line-height: 40px;
    text-align: center;

    &:nth-child(1) {
      margin-left: 0;
    }

    .tabsName {
      border-radius: 20px;
      background: url('../../assets/images/btn.png');
    }

    .active {
      background: url('../../assets/images/btn_active.png');
    }
  }
}

.tabsData {
  display: flex;
  flex-direction: row;
  flex-wrap: wrap;
  margin-top: 10px;
  font-size: 28px;

  .dataItem {
    width: 60px;
    height: 60px;
    line-height: 60px;
    text-align: center;
    border: 1px solid #2d7ac2;
    margin: 20px 30px 5px 25px;

  }
}
</style>